Formby Bay Weather Forecast

    • 13
    • 27

    Mostly sunny

    • 16
    • 25

    Partly cloudy

    • 13
    • 26

    Sunny

    • 17
    • 26

    Partly cloudy

    • 17
    • 25

    Partly cloudy

    • 13
    • 22

    Partly cloudy

    • 12
    • 22

    Partly cloudy

Today 21 Apr Yorke Peninsula

Mostly sunny. Winds northeasterly 15 to 20 km/h turning northerly 25 to 35 km/h in the morning. Daytime maximum temperatures around 30.

Central Coastal Waters

Wind
Northeasterly 10 to 15 knots turning north to northwesterly 15 to 20 knots during the day. Winds reaching up to 25 knots in the west in the afternoon.
Seas
Around 1 metre, increasing to 1 to 2 metres in the west around midday.
1st Swell
Southwesterly 2 metres.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front is expected to weaken and slide across western and southern coasts during today and Wednesday. A second cold front may pass over the south again on Saturday with a high pressure system to follow over waters south of the Bight on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Formby Bay Temperature Statistics View More

April Temperature

Stenhouse Bay (24km)

  • Lowest 8 April, 2026

    11.3 °C

  • Average April

    16.9 °C

  • Highest 6 April, 2026

    25.2 °C

Climate (2021–Present)

Stenhouse Bay (24km)

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  • Average Low 2021–2026

    13.1 °C

  • Average 2021–2026

    16 °C

  • Average High 2021–2026

    20.5 °C
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